roaring and tires rolling through sand] [drums] [door opens] click [footsteps on sandy gravel] [door closes] slam ♪ [upbeat] [people cheering] "hey, welcome home" to the men and women of the united states armed forces, the uso is home. the uso depends on the generosity of the american people, people just like you. to find out how you can help, visit us at uso dot org. the uso. until every one comes home. but why should i get tested for colon cancer? i don't have any symptoms. [female announcer] colorectal cancer is the 2nd leading cancer killer in the u.s. and it doesn't always cause symptoms, but i'm only 53. i'm too young. [announcer] screening should begin at 50. but. that test... [announcer] there are several kinds of screening tests for colorectal cancer... ask your doctor which is right for you. i've been screened...and it turned out i had polyps. and the doctor removed them before they had a chance to turn into cancer! [announcer] if you're 50 or older, get screened.